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-rw-r--r--tests/regression/issue_306/SConscript7
-rw-r--r--tests/regression/issue_306/large_extension.expected1
-rw-r--r--tests/regression/issue_306/large_extension.proto10
3 files changed, 18 insertions, 0 deletions
diff --git a/tests/regression/issue_306/SConscript b/tests/regression/issue_306/SConscript
new file mode 100644
index 0000000..d3badec
--- /dev/null
+++ b/tests/regression/issue_306/SConscript
@@ -0,0 +1,7 @@
+# Check that generator gives a warning about large extension field number.
+
+Import('env')
+
+env.NanopbProto('large_extension')
+
+env.Match(['large_extension.pb.c', 'large_extension.expected'])
diff --git a/tests/regression/issue_306/large_extension.expected b/tests/regression/issue_306/large_extension.expected
new file mode 100644
index 0000000..a90bc32
--- /dev/null
+++ b/tests/regression/issue_306/large_extension.expected
@@ -0,0 +1 @@
+PB_FIELD_32BIT
diff --git a/tests/regression/issue_306/large_extension.proto b/tests/regression/issue_306/large_extension.proto
new file mode 100644
index 0000000..c3c8f6f
--- /dev/null
+++ b/tests/regression/issue_306/large_extension.proto
@@ -0,0 +1,10 @@
+syntax = "proto2";
+
+message Foo {
+ extensions 1 to max;
+}
+
+extend Foo {
+ optional int32 foo_ext = 99999;
+}
+